Updated the format of the guide to make it easier to navigate. Additional much more about how we test Bluetooth speakers into the introduction. Updated FAQs at the end to reflect our current selections. Removed a discontinued merchandise with the list. All of these incorporate Auracast as well as https://www.bluetoothspeaker.top/bluetooth-speaker-with-rgb-flashing-light-stereo-surround-sound-audio-subwoofer-loudspeaker/